Home / 5,687.29-8,526.90-2,174.34

Finding the Fourth Proportional to 5,687.29, 8,526.90 and 2,174.34

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Solution

The fourth proportional to 5,687.29, 8,526.90 and 2,174.34 is: 3,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.29 : 8,526.90 = 2,174.34 : x
  2. Step 2: Convert to fraction form
    5,687.29/8,526.90 = 2,174.34/x
  3. Step 3: Cross multiply
    5,687.29x = 8,526.90 × 2,174.34
  4. Step 4: Simplify right side
    5,687.29x = 18,540,379.75
  5. Step 5: Solve for x
    x = 18,540,379.75/5,687.29
  6. Step 6: Final answer
    x = 3,259.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.